Memory Board - Fujitsu SPARC ENTERPRISE M4000 Service Manual

C.2.3

Memory Board

Each memory board provides a memory access controller (MAC) and eight DIMM
slots. To remove or install memory boards, you must power the server off.
lists the memory board features.
TABLE C-3
Maximum Number of memory boards
Maximum Number of DIMMs
Location
Active replacement capability
Hot replacement capability
Cold replacement capability
Four or Eight DIMMs are located in each memory board. To install DIMMs, you
must remove the memory board and open the memory board's case. The servers use
double data rate (DDR)-II type memory with the following features:
ECC error protection
■
Recovery from memory chip failures
■
Mirror configuration
■
Refer to
Memory Board Features
"Memory Board Replacement" on page 11-1
SPARC Enterprise SPARC Enterprise
M4000 Server M5000 Server
4 8
32 (8 DIMMs per 64 (8 DIMMs per
memory board memory board)
Top of server Top of server
No No
No No
Yes Yes
for replacement procedures.
Appendix C
TABLE C-3
FRU List C-5